<?php

namespace app\model;

use think\Model;

class SkiingPark extends Model
{
    public function activitys()
    {
        return $this->hasMany('Activity','sid');
    }

    public function caterings()
    {
        return $this->hasMany('Catering','sid');
    }

    public function materials()
    {
        return $this->hasMany('Material','sid');
    }

    public function hotels()
    {
        return $this->hasMany('Hotel','sid');
    }

}
